McMahon Woods & Fen Nature Preserve
Longjohn Slough–Black Oak Trail, 6 sights
4.2 mi · ▲ 163 ft · 1 hr 29 min
Longjohn Slough–Black Oak Trail, 6 sights is a 4.2-mile out-and-back in McMahon Woods & Fen Nature Preserve near Palos Park, IL. The route passes Longjohn Slough and Longjohn Slough. It is mostly level, with 163 ft of elevation gain, and mostly dirt. It scores 24/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
Getting there
Directions
Longjohn Slough–Black Oak Trail, 6 sights
4.2 mi · ▲ 163 ft · 1 hr 29 min
Elevation 620–724 ft
Out & Back · McMahon Woods & Fen Nature Preserve
Trailhead: Dan McMahon Woods Trail Access · 41.69572, -87.86554
Weather Sep 20: Rain, high 70°F / low 63° · precip 97% · wind 14 mph · sunrise 6:38 AM · sunset 6:54 PM
Parking lot at the trailhead
- Start on Tan Unpaved Trail, heading N.
- 0.4 miSharp left onto Purple Unpaved Spur, heading SW.
- 1.2 miTurn right onto Yellow Unpaved Trail, heading N.
- 0.4 miTurn left onto White Oak Trail, heading N.
- 350 ftPass Longjohn Slough.
- 50 ftBear right onto Farm Pond Trail, heading NW.
- 0.2 miTurn left onto Black Oak Trail, heading SW.
- 0.1 miTurn left onto Farm Pond Trail, heading W.
- 350 ftPass Longjohn Slough.
- 300 ftBear right, heading E.
- 50 ftTurn right, heading E.
- 50 ftTurn left onto White Oak Trail, heading E.
- 350 ftTurn left onto Yellow Unpaved Trail, heading SE.
- 0.9 miBear right onto Tan Unpaved Trail, heading SE.
- 0.7 miArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
Weather
Good to know
- Parking lot at the trailhead
More from Dan McMahon Woods Trail Access Trailhead
- Tomahawk Slough–Brown Single Track Trail, 5 sights 7.3 mi · ▲ 220 ft
- Boomerang Slough–Hidden Pond Slough, 4 lakes 6.3 mi · ▲ 256 ft
- Green Single Track Trail 2.4 mi · ▲ 137 ft
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